Third Grade

Addition

100

12 + 12 =

24

200

13 + 5 = 

18

300

21 + 4 =

25

400

11 + 13 

24

500

9 + 4 = 

13

600

14 + 18 

32

Subtraction

100

12 - 5 = 

7

200

10 - 2 =

8

300

22 - 12 = 

10

400

42 - 10

32

500

31 - 9 = 

22

600

65 - 49 = 

16

Rounding to the Nearest Tens

100

789

890

200

445

450

300

602

600

400

521

520

500

477

480

600

7,897

7,900

Rounding to the nearest hundred

100

340

300

200

492

500

300

823

800

400

799

800

500

465

500

600

5,565

5,600

Multiplication

100

What is 3 x 2

6 

200

What is 7 x 4 

28

300

What is 9 x 3

27

400

What is 3 x 9 

27

500

What is 5 x 8 

40

600

How many groups are in 9 x 5 

9